baber/WOPTO huggingface dataset:
Patent FR-2269054-A1 (FR)
Title: Vehicle radiator with turbulence promoting coils - has seal under cover or interior of cover holding strips in tubes
IPC: F28F9/02
Filed: 1975-03-20
Abstract: A vehicle radiator with a set of tubes (3) housing twisted stirrer strips (6), has rods (7) suspended from the cover (2) which may terminate just inside the mouths of the tubes so as to retain the stirrers in position. Alternatively, the stirrers may project from the tubes, extending to the inside face of the cover, and located by rings which project from the inside face of the cover. Where rods (7) are used, they may be circular, X or Y shaped in cross section. In a further design, a seal (5) between the cover (2) and the flanged edge of the casing may extend over the tops of the tubes (3) and incorporate a network of wires which rest on the tops of the tubes to locate the stirrer strips (6).
Patent FR-2307493-A1 (FR)
Title: Hair brush having bristles fixed in supple cap - has bristles held by sheet fixed under cap and ends of bristles are thickened
IPC: A46B3/20
Filed: 1975-04-17
Abstract: The back (2) of the hair brush is joined to the handle and is shaped so that there is a space between the back and the convex ca p (5). The tufts of bristles (4) are fixed in holes in the cap and threads of them are thickened to hold them against the cap. A supple sheet, fixed on the internal face of the cap in order to hold the ends of the bristles in place between the sheets and the cap. The cap and the sheet are made of natural or synthetic rubber and are joined together by bonding or vulcanising.
Patent FR-2307492-A1 (FR)
Title: Demountable support for hammock - has tubular structure with hooks at top of inclined uprights
IPC: A45F3/24
Filed: 1975-04-17
Abstract: The support, which can be taken to pieces, consists of a principal beam which forms the base of the support. This is in two parts (2, 3), each of which is bent at one extremity (3). The hammock (8) is attached to hooks (9) at the top of tubes (7) which fit into the extremities of the base beam. The support is stabilised and supported on the ground by at least two feet (6). These are fixed on the base beam near the bent extremities and perpendicular to it.
Patent FR-2311561-A1 (FR)
Title: Face mask respirator contg. adsorbed active prod. - e.g. germicidal or therapeutic prod. in microcapsules which break up in use
IPC: A62B23/02
Filed: 1975-05-23
Abstract: Included in the pad is an active prod. which is volatile at ambient temp. so that the vapour mixes with gas passing through the pad, the active prod. being adsorbed on the pad material in the form of micro-capsules. The material used as the skin of microcapsules should have physical characteristics such that the skin becomes inactive and/or is destroyed to release the active prod. in predetermined physical or chemical conditions corresp. to the conditions in which the mask is used, e.g. temp. of utilisation partic. temp. of exhaled breath of the user of the mask. The active prod. is pref. a germicide or bactericide to destroy germs etc. passing in either direction through the mask. Used e.g. as surgical and hospital masks, gas masks or industrial dust masks. The masks can be stored for long periods since the vapour is not released until the mask is worn.
Patent FR-2315047-A1 (FR)
Title: Downhole well safety valve - with closure ball disengaged from seats while rotating to open and closed positions
IPC: E21B34/10
Filed: 1975-06-16
Abstract: A downhole well safety valve operable by remote control has a rotary closure member which is disengaged from its seat prior to rotation to and from its open and closed positions, the closure member re-engaging the seat after having been rotated from one position to the other. The valve exhibits reduced wear at the cooperating surfaces of the closure member and the seat since there is virtually no sliding contact between these surfaces.
Patent FR-2319089-A1 (FR)
Title: Solar heat concentrating system - employs sets of multiple mirrors and concentrator sheet with underside forming lenses
IPC: F24S23/74
Filed: 1975-07-24
Abstract: A solar heating system employs a set of three reflectors (12, 13, 14) for each heating cell (2), forming part of a system to obtain a very high heating temperature. The first reflector (12) has twelve mirrors, the second (13) has 24 mirros and the third (14) has 36 mirrors. This gives an increased in temperature following the movement of the sun. The spaces between the mirrors permit air circulation to cool the mirrors. The heating cell has a concentrating glass sheet, with its underside forming a set of lenses which focus the heat onto the surface of the blackened aluminium sheet which heats the circulating liquid, so that the high temperature results. The heated fluid is then circulated in a conventional manner.
Patent FR-2320628-A1 (FR)
Title: Coaxial HF switching relay - has two long cavities forming V containing connecting strips to three contacts at ends of V
IPC: H01P1/12
Filed: 1975-08-04
Abstract: The high frequency coaxial relay has three contacts (8, 9, 13) one of which is common. The common contact (13) can be alternately connected to the other contacts (8, 9) by means of two conducting strips (16, 17). The relay has in a conducting envelope two long cavities (3, 4) which form between them an angle less than 120 deg. The cavities (3, 4) are in contact at one end (5) so as to form an inverted V. The common contact is at the summit of the inverted V and the two other contacts at the other ends. Each cavity contains conducting strips (16, 17) which interconnect the contacts.
Patent FR-2281781-A1 (FR)
Title: Membrane filter - for ultrafiltration, hyperfiltration and reverse osmosis at pressures of 2-100 bar
Inventor: HALD THERKEL
IPC: B01D63/08
Filed: 1975-08-13
Abstract: A filtration appts. has at lea t one semi-permeable membrane for adding/removing at least one component to/from a liq. mixt. The membrane defines a flow passage on one large surface, whilst the other surface lies against a drainage element. According to the claim, the drainage element is a plate having a number of drainage grooves in its large surface which faces the membrane. the drainage grooves are distributed over the surface and open to it, and are all connected to at least one off-take hole which passes through the plate near its edge.
Patent FR-2320995-A1 (FR)
Title: Chemical treatment of very long tubes - where fluids are fed through tubes and then flow along the outside of each tube
IPC: C23G3/04
Filed: 1975-08-14
Abstract: The tube is pref. fed into a sealed, longitudinal sheath with one stream established between the outer wall of the tube and the sheath, esp. in counter-current to the stream flowing in the tube. In the pref. plant, a fluid is fed down a tube to one end of a sheath and then flows through the sheath back to the starting end. The tube is pref. displaced w.r.t. the sheath during treatment, e.g. by vibration, and the tubes may be inclined to ensure drainage by exposing the upper end of the tube to air after treatment. The treatment fluids are held in tanks fitted with valves and pump(s) used to feed the fluids through the tubes. Used for e.g. stainless steel tubes 50 meters long with a bore of 25 mm used in heat exchangers on nuclear reactors, where there are no joints along the 50 m.
Patent FR-2323033-A1 (FR)
Title: Wind powered vertical rotor machine - has speed regulated by shield slidable over stator
IPC: F03D3/04
Filed: 1975-09-04
Abstract: The wind powered machine has a rotor and a stator, the speed of the machine being regulated by a shield. The rotor rotates about a vertical axis, and the shield is vertically displaceable from a position at the top of the machine to cover a selected portion of the rotor. The machine may be used to drive a pump or an electric generator. The wind direction does not effect the operation of the machine due to the action of the stator.
Patent FR-2301897-A1 (FR)
Title: Fully adjustable mounting assembly - is for stereophonic loudspeaker demonstrations and adjustable over wide range with stable repeatable repositioning
IPC: H04R1/02
Filed: 1975-09-16
Abstract: The mounting of loudspeakers for stereophonic or quadrophonic demonstrations has fully adjustable stable mountings and does not require the use of auxiliary locking tools. The adjustment is fully repeatable. A fully adjustable mounting (20) comprises an endless screw thread (22) which is rotated by an operating handle (25). The thread engages with a helicoidal toothed wheel (21) mounted between the sides of the U shaped casing. The toothed wheel has graduations marked on it visible through the case to indicate position enabling an L shaped loudspeaker support (23) to be precisely reset. This support forms the axis for the wheel. The casing pivots on a shaft (24) which locates in a bored hole.
Patent FR-2326251-A1 (FR)
Title: Forging and shaping device with flexible mountings - which compensate for variation in workpiece thickness
IPC: B21K21/16
Filed: 1975-10-02
Abstract: Forming and forging device has a frame fitted with an anvil for the workpiece blank, and a mandrel which determines the internal shape of the blank. Tools are also provided for shaping the outside of the blank when it is on the mandrel and supported by the anvil. Each of the shaping tools pref. has a head which forms part of the outer surface of the blank; and the head is mounted on a support which can travel in an arc to vary the radial angle of the tool w.r.t. the axis of the blank. The tool head is pref. provided with play in its support, and compression springs may be fitted between the support and the frame, esp. via toggle joints which provide the play. Pref. device uses three shaping tools driven towards the mandrel by work-cylinders, the middle tool being driven by an impact work-cylinder to forge the blank. Device is used for mfr. of a variety of parts, including for bushes. Automatic compensation for variations in thickness between the blanks is provided thus preventing tool breakage.
Patent FR-2326859-A1 (FR)
Title: Bale pick up and loading machine - has trough pulled along ground and attached by two pivoting arms to towing tractor
IPC: A01D90/08
Filed: 1975-10-07
Abstract: The bale pick-up machine consists of a trough, preferably made of steel, which is pulled along the ground beside the towing machine to which it is connected by two pivoting arms. The front part of the trough has a tapering-outwards V-shaped opening in which the bales are inserted. The front end of the trough also has an outer pick-up consisting of a chain with blades on driven by a hydraulic motor from the tractor. The front part of the trough at least is supported on runners which also protect the drive mechanism. The two pivoting arms supporting the trough are each mounted on a pivot fixed to the towing machine. Each of the arms is driven by a hydraulic jack.
Patent FR-2334583-A1 (FR)
Title: Low temperature blood storage vessel - has stainless steel jacket for disposable plastics liners
IPC: A61J1/00
Filed: 1975-10-15
Abstract: The vessel stores blood at very low temperatures, also enabling it to be unfrozen rapidly. It has two portions, one inside the other and one of them being reusable. One outer portion can be used to accommodate a number of inner portions. A device can be included for keeping the thickness constant to assist freezing, and also for immersing the vessel in liquid nitrogen. The design affords a system for storing large quantities of blood at cryogenic temperatures, and the stainless steel outer portion can be used again.
Patent FR-2338100-A1 (FR)
Title: Tundish for continuous casting - is lined with refractory bricks and then with replaceable monolithic inner lining
IPC: B22D41/02
Filed: 1976-01-16
Abstract: Refractory linings are made for tundishes used in the continuous casting of metals. A template is inserted in the tundish to leave a gap between the template and the refractory bricks which form the tundish wall; and a hardenable, liq. mixt. of refractories is poured into the gap, the template being removed after at least partial hardening of the mixt. which thus forms an inner lining. Prior to forming the inner lining, the base of the tundish is pref. coated with an adequate thickness of a hardenable refractory mixt., by closing the outlet hole with a plug and also inserting a wear plate onto which the stream of molten metal falls. The inner lining may be heated by a flame, radiant heaters, hot air, or other device, to remove moisture and increase its hardness. The liq. refractory mixt. pref. possesses thermal insulation- and/or exothermic properties. A monolithic inner lining is obtd. which can easily be removed with the skull left after pouring; and the lining is easily replaced.
Patent FR-2298602-A1 (FR)
Title: Wet processing rotary drum for fur skins and leather - with smooth interior to replace skin damaging paddles and beaters
IPC: C14C15/00
Filed: 1976-01-15
Abstract: A horizontal, cylindrical, rotary drum for wet processing of animal skins is of the type having an inlet for processing liquid through a hollow, axial shaft, and an entry/exit in the circumferential shell for skins. On the outside of the shell, at least one annular channel is raised to extend partway around the circumference, forming a surrounded passage with an external opening to the external of the shell at the channel leading end in direction of processing rotation, and an internal opening into the drum space at the trailing end of the channel; the channel serves as both entry and ext passage for skins depending on the direction of drum rotation. Each channel can be constant cross-section through out its length or of a cross-section which varies in radial and/or axial dimensions over part or all of its length. The channels of a multi-channel drum have external openings spaced around the drum; one channel can be positioned to discharge skins into the entry of another channel. Working the skins to make them pliable and open the pores to promote treatment by the liquid is achieved by passing the skins through the channels. This obviates the need for blades, paddles, pegs etC. which can mark and tear the skin surfaces; the new drum has an entirely smooth interior.
Patent FR-2340143-A1 (FR)
Title: Container sorting by density - using conveyor to carry containers through liquid bath in which lighter containers float
IPC: B07B13/08
Filed: 1976-02-05
Abstract: The system automatically sorts items transported by conveyor according to their density, being particularly for treatment vessels. The conveyor (16) passes through a liquid bath whose density is equal to that of the vessels (24) of maximum density so that these rest on the conveyor, while the lighter ones (24') float off it and are removed. There may be a deflector above the immersed length of the conveyor, directing the floating vessels towards a removal mechanism, and a control is also included to keep the liquid level in the bath constant. The vessels can be arranged upright and in line on the conveyor, with lateral guides to prevent them upsetting.
Patent FR-2346099-A1 (FR)
Title: Holder for cylindrical workpieces - has three jaw collet tightened on conical base by screwed collar
IPC: B23Q3/06
Filed: 1976-04-02
Abstract: The holder for cylindrical workpieces (25) consists of a tubular body (2) with a conical seat (12) and a male screw thread (8). A three jaw taper collet (3) has its conical section (7) bearing on the seating (12), and has three slots (15) allowing the jaws to be compressed. A nut (4) is turned by a collar (23) action through grub screws (24) and a lever (5) attached by a thread. As the nut is tightened the conical section is brought down on to the sealing, compressing the jaws onto the workpiece. As the nut (4) is unscrewed the collet jaws spring apart, releasing the workpiece.
Patent FR-2349653-A1 (FR)
Title: Automatic racking device for grape maceration tank - with inclined base and evacuation screw for the marc
IPC: C12G1/00
Filed: 1976-04-26
Abstract: Automatic racking device, for grape prods. after maceration or after fermentation, consists of a cylindrical tank inclined at an angle of 35 degrees which is just sufficient to ensure spontaneous sliding of the prod. obtd. One end of the cylinder slopes to a cone which is extended by a cylindrical portion. A shaft, driven through the redn. gear, turns the Archimedean screw. The lowest zone of the tank wall has perforations and the drainings pass by the pipe to a storage tank. The marc regularly and automatically progresses towards the pump being aided by the calculated slope of the tank; this also prevents any bridging effects. The construction of the tank is simplified as it does not have to rotate. Undue compaction of the must is avoided as it progresses automatically by gravity to the evacuation screw.
Patent FR-2355734-A1 (FR)
Title: Razor blade plastic blister package - has cross ribs supporting blade with flexible projecting lugs to hold it
IPC: B65D75/36
Filed: 1976-06-21
Abstract: The package for a razor blade of the common double edge type having a central longitudinal slot with an enlargement of the slot near each end and at the middle portion, the package being adapted for display purposes and including a backing sheet of cardboard to the front of which is affixed a plastic bubble in the form of a tray with two or more posts projecting rearwardly from the bottom of the tray on which is threaded a blade, the posts having laterally projecting detents or other means for releasably holding the blade on the posts, and the card having a panel or tab at the back removable for access to the blade.
Patent FR-2317263-A1 (FR)
Title: Pyrogallol prodn. from (di) halo phenol (ethers) - by reaction with alkoxide to di- or tri ether, then dealkylation (NL301276)
IPC: C07C27/00
Filed: 1976-06-25
Abstract: The prepn. of pyrogallol (I), or its salts, comprises reacting halo cpds. (II), or their salts, with an alkoxide ROM to give the ether (III), or its salts, which is then subjected to dealkylation and elimination of R1 = H. A and C = Br or I; and B = OR2; or one of A and B = Br or I, the other and C = OR2. A1 and C1 = R and B1 = R2, or one of A1 and B1 = R, the other and C1 = R2. R= 1-4C alkyl. R1 = H, 10C sec. or tert. alkyl, COOH or 2-5C alkoxycarbonyl. R2 = H or 1-4C alkyl. M = alkali metal. (I) is used as photographic developer, in dyeing of wool and leather; in analysis of heavy metals and as an intermediate, e.g., for the insecticide 2,2-dimethyl-1,3-benzodioxol-4-yl methyl carbamate. The process gives high yields of pure prod. without relying on scare starting matls. of vegetable origin. Pref. first stage is in presence of a Cu salt catalyst and dealkylation and R1 removal is done with aq. HBr. 2,6-dibromo-4-t.-butylphenol was converted in 77% yield to the 2,6-dimethoxy cpd. with Na methoxide and CuI, and this refluxed with 48% HBr to give an 83% yield of (I).
Patent FR-2360049-A1 (FR)
Title: Plastic solar heating panel - has double glazing over insulated base to provide gas and liquid compartments
IPC: F24S10/70
Filed: 1976-07-27
Abstract: The solar heating panel is made from plastic and has a raised base (2) which is insulated underneath. The side walls (3) form an inner compartment, the bottom being divided transversely (13) to provide channels (14) leading into a header (15) at each side. This lower compartment (12) is sealed by a transparent plastic panel (18) and is filled with the heat conducting fluid, an inlet and outlet (9, 10) being provided each end. An upper compartment is formed by a sealed glass panel (16) on the side walls and filled with gas.
Patent FR-2360080-A1 (FR)
Title: Chrominance signal measuring equipment - is for SECAM coded TV signal and uses counter with VCO switching system and filter
Inventor: MARQUET JEAN-FRANCOIS
IPC: G01R23/10
Filed: 1976-07-30
Abstract: A determination is made of the instantaneous chrominance signal of a SECAM-coded TV signal. Part of the equipment derives the line and frame sync. pulses and analysis pulses having a frequency equal to that of the line sync. pulses or to a sub-multiple of this frequency are produced. A predetermined variable delay is included which operates relative to the line sync. pulses. The equipment includes also a counter which counts up to a predetermined, variable count and a voltage controlled local oscillator which provides a reference signal. A first switch applies sequentially the chrominance signal and the reference signal as clock pulses to the counter. Thus the counter produces a train of pulses spaced by one or several lines. Each pulse has a duration equal to a predetermined multiple of the period of the clock signals. The pulse train is filtered and the low frequency switching component is derived and applied to the local oscillator.
Patent FR-2328482-A1 (FR)
Title: Catheter with inflatable sleeve for tracheotomy etc. - has stress relieved thermoplastic sleeve for low unit area load on patient
IPC: A61M25/00
Filed: 1976-08-02
Abstract: Mfr. of a catheter of the type having an inflatable, external sleeve which is intended to seal on the inner wall of the aperture through which the catheter is passed. A catheter flexible tube, with main, central bore and a wall passage leading to an external inflation aperture, is fitted with a tight sleeve of thin, flexible, thermoplastic material to cover the inflation aperture. A liq. coating of thermoplastic material is applied to completely cover the sleeve and to adhere to the tube extending at both ends of the sleeve. When the coating is dry, the sleeve and coating materials are stress-relieved whilst inflated, pref. in a heated mould which forms an inflated sleeve as a coaxial cylinder around the tube. Sleeve and coating are pref. both in polyurethane around a P.V.C. tube. The process is simple and inexpensive, and produces an inflatable sleeve which seals well at low inflation press. and spreads the load lightly on the walls of the incision in the patient.
Patent FR-2361886-A1 (FR)
Title: Nouvelles pyridones, leur preparation et leur application comme medicaments
Inventor: NADELSON JEFFREY
IPC: A61K31/4425
Filed: 1976-08-06
Abstract: L'invention concerne de nouvelles pyridones et leur préparation. Les composés de l'invention répondent à la formule :
Patent FR-2321748-A1 (FR)
IPC: G09F7/16
Filed: 1976-08-13
Abstract: In order to produce a dial which is arranged within an enclosed instrument, the dial is inscribed by local burning or evaporation of a layer of surface coating applied to the dial with the aid of a laser beam passing through a transparent part of the instrument. This is simple to execute and simultaneously offers the guarantee that the close tolerances relating to the layer thickness of the surface coating application for the inscription procedure can reliably be maintained, the dials being dry-punched from an anodised aluminium sheet and the layer of surface coating for the subsequent inscription being applied to the anodised layer of the aluminium sheet with the aid of a printing process, especially the Tampoprint process, in the form of a colour bar.
Patent FR-2322783-A1 (FR)
Title: Cash desk for supermarket - has bag opened on rack located downstream of checking conveyor (SW 4.4.77)
IPC: B65B43/26
Filed: 1976-09-02
Abstract: The folded shopping bags are stored flat and automatically opened up and placed on a rack. The rack is located at the downstream end of the checking conveyor (2), and this is the conveyor on which the customer unloads the goods for accounting by the cashier. The flat bags are stored under the travelling conveyor (24) located underneath the check-up conveyor. When the bag is full, the trolley may be raised onto a secondary conveyor and carried out beyond the cashier to allow the next customer to be attended to. The bag loading machine is on rollers so that it may be withdrawn for refilling or maintenance.